#include <stdio.h>
#include <math.h>
#include <stdlib.h>

int main(int argc,char **argv)
{
	char a[3] = {'a','b','c'};  
	int i = 0;
	int result = 0;
	int width =  8; 
	for(i = 0;i<3;i++)
	{
		result = (result << width)
			| (a[i]
		& ((1 << width) - 1));
	}
	printf("%x\n",result);
	return 0;
}
